JVC GY-DV500U GY-DV500 User Manual - PDF (4,089KB) - Page 9
Battery Pack to be Used, Condensation, Characteristic CCD Phenomena - gy dv500 battery
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1-5 Battery Pack to be Used The GY-DV500 can use any of the following battery packs. ● Flat shape type ● Anton-Bauer battery pack: Trimpack 13/14 Series Magnum 13/14 Series Compack 13/14 Series Propack 13/14 Series To display the remaining battery power accurately, set the VCR Setup Menu item No. 396 BATTERY TYPE according to the type of the battery pack in use. (See page 69) 1. INTRODUCTION * An Anton-Bauer battery pack cannot be connected directly to the camera. It is necessary to mount the optional battery holder. ● Battery holder: Anton-Bauer QRQ27 For details on how to mount the battery holder, see page 37. 1-6 Condensation ● If the unit has been cooled down in a cold place and is then carried to a warm place, the moisture contained in the warm air may adhere to the head drum or tape guides and be cooled into water droplets. This phenomenon is referred to as condensation (dewing). When this occurs, the head drum and tape guides are covered with droplets allowing the tape to be stuck to them, leading to tape damage. ● Condensation occurs in the following cases: • When the unit is suddenly moved from a cold place to a warm place. • When a room heater has just started or when the unit is exposed directly to cold air from an air conditioner. • When the unit is placed in a very humid place. Head drum Video tape Do not leave the videocassette inserted when moving the camera under conditions where the temperature environment changes. ● When condensation occurs in this unit, the DEW indicator on the display lights up, and the WARNING LED blinks red. (See page 86) To remedy, leave the unit with the power ON and wait until the WARNING LED stops blinking red and the DEW indicator disappears from the counter display. OPERATE/WARNING CH 1 CH 2 40 30 20 10 32k 48k AUD LOCK SP MENU OVER AUTO OFF DEW 0 dB OVER PB NDF HOLD DEW indicator 1-7 Characteristic CCD Phenomena Smear and Blooming Due to the physical structure of a CCD it is possible to induce vertical streaking (called "smear") when shooting an extremely bright light source. Another effect is the expansion of light around a bright light or object (called "blooming"). The CCD employed in this unit is characterized by inducing very little smear or blooming. Nevertheless, please be careful when shooting a bright light source. Monitor screen Smear (Vertical pale streaking appearing at high luminous object) High luminous object (Electric light, sunlight, etc.) Blooming (Blurring in highlight) Moire or Aliasing Shooting stripes or fine patterns may cause a jagged effect or a banding in fine mesh patterns. White dots High temperatures can cause CCD sensor pixels to malfunction with the effect of white dots in the image. This condition is conspicuous especially when gain is applied. This is a characteristic of the charged-coupled device (CCD). As far as possible, use the unit under conditions where the temperature of the unit does not increase. 9